New data on the Xantholinini from China. 24. New genus, new species and new records of the Shanghai Normal University collection (Coleoptera, Staphylinidae) 244 ° contribution to the knowledge of the Staphylinidae Author Bordoni, A. text Linzer biologische Beiträge 2013 2013-12-20 45 2 1745 1797 journal article 10.5281/zenodo.10273196 0253-116X 10273196 E6F2622A-86E4-44BE-90E2-B9C542B9DE14 Metolinus guomen nov.sp. M a t e r i a l s t u d i e d: Holotype : Yunnan , Nabanhe N. R ., Guomenshan & Bengsaihe , 700 m , Jia-Yao Hu & Zi-Wei Yin 7.V.2009 ( SNUC ). D e s c r i p t i o n: Length of body about 8,5 mm ; from anterior margin of head to posterior margin of elytra: 4,4 mm . Forebody black, abdomen reddish brown, genital segment reddish light; antennae brown; legs brown with lighter tarsi. Head and pronotum with fine and dense, transverse micro-striation. Head sub-rectangular, with subrectilinear sides and strictly rounded posterior angles. Surface with fine and sparse puncturation. Eyes very small and slightly protruding. Pronotum a little longer and narrower than head, with strictly rounded anterior angles and sub-rectilinear sides; dorsal series of 6 fine punctures and lateral series of 4-5 irregular and fine punctures. Elytra sub-rectangular, proportionally short, shorter and almost narrower than pronotum, with sub-rectilinear and sub-parallel sides and scarcely marked humeral angles. Surface shiny, with evident, transverse micro-striation only at the base of the segments, and with fine, not sparse puncturation on the sides. Posterior margin of 6° visible abdominal tergite sub-rectilinear; posterior margin of 6° visible abdominal sternite prolongated in an evident median lobe ( Fig. 47 ). Tergite and sternite of the male genital segment as in Figs 48-49 . Aedeagus ( Fig. 50 ) 1,3 mm long, ovoidal elongated, with large median lobe and characteristic distal plate; parameres proportionally short and narrow; inner sac with a long and narrow spine, a median, transverse spine and a long, sub-triangular area covered by minute scales. E t y m o l o g y: The specific epithet refers to the type locality, as a noun in apposition. G e o g r a p h i c a l d i s t r i b u t i o n: The species is known only from the type locality, in Yunnan . N o t e: The new species is related to M. grandis -group ( BORDONI 2002 ) for the external characters and in particular near M. pluvialis BORDONI 2002 from Borneo.